Loudspeaker socket with contact springs under socket holes - has hole for flat pin, and holes for round pins, with contact spring for flat pin having insulating run-up part

摘要

The plug for the socket can have flat and round pins, and a switch is provided in the socket. A hole (2) for flat contact pin is covered underneath with two bendable socket springs (4, 5) in contact with each other, when the pin is not inserted. One spring (4) has an insulating element in the path of the flat contact pin. Round holes (3) for round pins at a distance from the flat pin hole have independent springs (7, 71).